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Use a function + case statement to print the error message and exit when a required OS version is not met
This commit is contained in:
TimForbes 2023-04-10 08:46:08 +02:00
parent bb2b750c9e
commit 55098fb853
1 changed files with 21 additions and 10 deletions
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31
openvpn-install.sh
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@ -53,17 +53,28 @@ Supported distros are Ubuntu, Debian, AlmaLinux, Rocky Linux, CentOS and Fedora.
esac
if [[ "$os" == "debian" && "$os_version" -lt 9 ]]; then
echo "Debian 9 or higher is required to use this installer.
This version of Debian is too old and unsupported."
exit
fi
function check_os_version {
local required_version=$1
if [[ "$os_version" -lt "$required_version" ]]; then
echo "$os_name $required_version or higher is required to use this installer.
This version of $os_name is too old and unsupported."
exit 1
fi
}
case $os in
ubuntu)
check_os_version 1804
;;
debian)
check_os_version 9
;;
centos)
check_os_version 7
;;
esac
if [[ "$os" == "centos" && "$os_version" -lt 7 ]]; then
echo "CentOS 7 or higher is required to use this installer.
This version of CentOS is too old and unsupported."
exit
fi
# Detect environments where $PATH does not include the sbin directories
if ! grep -q sbin <<< "$PATH"; then